/* GObject introspection: public scanner api
*
* Copyright (C) 2007 Jürg Billeter
* Copyright (C) 2008 Johan Dahlin
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "sourcescanner.h"
#include <string.h>
#include <gio/gio.h>
GISourceSymbol *
gi_source_symbol_new (GISourceSymbolType type, GFile *file, int line)
{
GISourceSymbol *s = g_slice_new0 (GISourceSymbol);
s->ref_count = 1;
s->source_filename = g_file_get_parse_name (file);
s->type = type;
s->line = line;
return s;
}
void
ctype_free (GISourceType * type)
{
g_free (type->name);
g_list_foreach (type->child_list, (GFunc)gi_source_symbol_unref, NULL);
g_list_free (type->child_list);
g_slice_free (GISourceType, type);
}
GISourceSymbol *
gi_source_symbol_copy (GISourceSymbol * symbol)
{
GFile *source_file = g_file_new_for_path (symbol->source_filename);
GISourceSymbol *new_symbol = gi_source_symbol_new (symbol->type,
source_file,
symbol->line);
new_symbol->ident = g_strdup (symbol->ident);
if (symbol->base_type)
new_symbol->base_type = gi_source_type_copy (symbol->base_type);
if (symbol->const_int_set) {
new_symbol->const_int = symbol->const_int;
new_symbol->const_int_is_unsigned = symbol->const_int_is_unsigned;
new_symbol->const_int_set = TRUE;
} else if (symbol->const_boolean_set) {
new_symbol->const_boolean = symbol->const_boolean;
new_symbol->const_boolean_set = TRUE;
} else if (symbol->const_double_set) {
new_symbol->const_double = symbol->const_double;
new_symbol->const_double_set = TRUE;
} else if (symbol->const_string != NULL) {
new_symbol->const_string = g_strdup (symbol->const_string);
}
return new_symbol;
}
GISourceSymbol *
gi_source_symbol_ref (GISourceSymbol * symbol)
{
symbol->ref_count++;
return symbol;
}
void
gi_source_symbol_unref (GISourceSymbol * symbol)
{
if (!symbol)
return;
symbol->ref_count--;
if (symbol->ref_count == 0)
{
g_free (symbol->ident);
if (symbol->base_type)
ctype_free (symbol->base_type);
g_free (symbol->const_string);
g_free (symbol->source_filename);
g_slice_free (GISourceSymbol, symbol);
}
}
gboolean
gi_source_symbol_get_const_boolean (GISourceSymbol * symbol)
{
return (symbol->const_int_set && symbol->const_int) || symbol->const_string;
}
/* use specified type as base type of symbol */
void
gi_source_symbol_merge_type (GISourceSymbol *symbol,
GISourceType *type)
{
GISourceType **foundation_type = &(symbol->base_type);
while (*foundation_type != NULL)
{
foundation_type = &((*foundation_type)->base_type);
}
*foundation_type = type;
}
GISourceType *
gi_source_type_new (GISourceTypeType type)
{
GISourceType *t = g_slice_new0 (GISourceType);
t->type = type;
return t;
}
GISourceType *
gi_source_type_copy (GISourceType * type)
{
GList *l;
GISourceType *result = g_slice_new0 (GISourceType);
result->type = type->type;
result->storage_class_specifier = type->storage_class_specifier;
result->type_qualifier = type->type_qualifier;
result->function_specifier = type->function_specifier;
if (type->name)
result->name = g_strdup (type->name);
if (type->base_type)
result->base_type = gi_source_type_copy (type->base_type);
for (l = type->child_list; l; l = l->next)
result->child_list = g_list_append (result->child_list, gi_source_symbol_ref (l->data));
result->is_bitfield = type->is_bitfield;
return result;
}
GISourceType *
gi_source_basic_type_new (const char *name)
{
GISourceType *basic_type = gi_source_type_new (CTYPE_BASIC_TYPE);
basic_type->name = g_strdup (name);
return basic_type;
}
GISourceType *
gi_source_typedef_new (const char *name)
{
GISourceType *typedef_ = gi_source_type_new (CTYPE_TYPEDEF);
typedef_->name = g_strdup (name);
return typedef_;
}
GISourceType *
gi_source_struct_new (const char *name)
{
GISourceType *struct_ = gi_source_type_new (CTYPE_STRUCT);
struct_->name = g_strdup (name);
return struct_;
}
GISourceType *
gi_source_union_new (const char *name)
{
GISourceType *union_ = gi_source_type_new (CTYPE_UNION);
union_->name = g_strdup (name);
return union_;
}
GISourceType *
gi_source_enum_new (const char *name)
{
GISourceType *enum_ = gi_source_type_new (CTYPE_ENUM);
enum_->name = g_strdup (name);
return enum_;
}
GISourceType *
gi_source_pointer_new (GISourceType * base_type)
{
GISourceType *pointer = gi_source_type_new (CTYPE_POINTER);
if (base_type != NULL)
pointer->base_type = gi_source_type_copy (base_type);
return pointer;
}
GISourceType *
gi_source_array_new (GISourceSymbol *size)
{
GISourceType *array = gi_source_type_new (CTYPE_ARRAY);
if (size != NULL && size->type == CSYMBOL_TYPE_CONST && size->const_int_set)
array->child_list = g_list_append (array->child_list, size);
return array;
}
GISourceType *
gi_source_function_new (void)
{
GISourceType *func = gi_source_type_new (CTYPE_FUNCTION);
return func;
}
GISourceScanner *
gi_source_scanner_new (void)
{
GISourceScanner * scanner;
scanner = g_slice_new0 (GISourceScanner);
scanner->typedef_table = g_hash_table_new_full (g_str_hash, g_str_equal,
g_free, NULL);
scanner->files = g_hash_table_new_full (g_file_hash, (GEqualFunc)g_file_equal,
g_object_unref, NULL);
g_queue_init (&scanner->conditionals);
return scanner;
}
static void
gi_source_comment_free (GISourceComment *comment)
{
g_free (comment->comment);
g_free (comment->filename);
g_slice_free (GISourceComment, comment);
}
void
gi_source_scanner_free (GISourceScanner *scanner)
{
g_object_unref (scanner->current_file);
g_hash_table_destroy (scanner->typedef_table);
g_slist_foreach (scanner->comments, (GFunc)gi_source_comment_free, NULL);
g_slist_free (scanner->comments);
g_slist_foreach (scanner->symbols, (GFunc)gi_source_symbol_unref, NULL);
g_slist_free (scanner->symbols);
g_hash_table_unref (scanner->files);
g_queue_clear (&scanner->conditionals);
}
gboolean
gi_source_scanner_is_typedef (GISourceScanner *scanner,
const char *name)
{
gboolean b = g_hash_table_lookup (scanner->typedef_table, name) != NULL;
return b;
}
void
gi_source_scanner_set_macro_scan (GISourceScanner *scanner,
gboolean macro_scan)
{
scanner->macro_scan = macro_scan;
}
void
gi_source_scanner_add_symbol (GISourceScanner *scanner,
GISourceSymbol *symbol)
{
if (scanner->skipping)
{
g_debug ("skipping symbol due to __GI_SCANNER__ cond: %s", symbol->ident);
return;
}
g_assert (scanner->current_file);
if (scanner->macro_scan || g_hash_table_contains (scanner->files, scanner->current_file))
scanner->symbols = g_slist_prepend (scanner->symbols,
gi_source_symbol_ref (symbol));
g_assert (symbol->source_filename != NULL);
switch (symbol->type)
{
case CSYMBOL_TYPE_TYPEDEF:
g_hash_table_insert (scanner->typedef_table,
g_strdup (symbol->ident),
GINT_TO_POINTER (TRUE));
break;
default:
break;
}
}
void
gi_source_scanner_take_comment (GISourceScanner *scanner,
GISourceComment *comment)
{
if (scanner->skipping)
{
g_debug ("skipping comment due to __GI_SCANNER__ cond");
gi_source_comment_free (comment);
return;
}
scanner->comments = g_slist_prepend (scanner->comments,
comment);
}
/**
* gi_source_scanner_get_symbols:
* @scanner: scanner instance
*
* Returns: (transfer container): List of GISourceSymbol.
* Free resulting list with g_slist_free().
*/
GSList *
gi_source_scanner_get_symbols (GISourceScanner *scanner)
{
return g_slist_reverse (g_slist_copy (scanner->symbols));
}
/**
* gi_source_scanner_get_comments:
* @scanner: scanner instance
*
* Returns: (transfer container): List of GISourceComment.
* Free resulting list with g_slist_free().
*/
GSList *
gi_source_scanner_get_comments(GISourceScanner *scanner)
{
return g_slist_reverse (g_slist_copy (scanner->comments));
}